Dalian Wantong Industrial Equipment Co., Ltd. (WTIE) located in Dalian-a beautiful seaside city of China, established in 1992.
We are one of the leading professional producers of ductile iron pipes and fittings,valves, castings,construction machines,construction material,etc.
We produce and export ductile iron pipes with water cooled centrifugal machines,based on its professional knowledge and experience in ductile iron pipe production process,which are made according to ISO2531, EN545, EN598,AWWA C110/C153 standards and are widely used by numerous clients in America ,Europe,Asia and other countries.,and have been well recognized for our high quality and considerate services.We could supplies pipes and fittings as follows:

Ductile Iron Pipe

* Material : Ductile Cast Iron
* Size Range : DN 80mm to DN 2000mm
* Unit Effective Length : 6m or 5.7m
* Manufacture Standard: ISO 2531/ EN545/EN598
* Coating Exterior: zinc 130g/m2 and bitumen coating 70 microns.
* Cement Interior: Portland Cement/ High Alumina Cement/ Sulphate Resisting Cement Lining.

Ductile iron pipe fittings

* Material : Ductile Cast Iron
* Size Range : DN 50mm to DN 2600mm
* Joint Type : Flange PN10,16,20bar/ Socket/K Type with Mechanical Gland
* Manufacture Standard: ISO 2531/ EN545/EN598/AWWA C110 and C153
* Casting Method: Lost foam technique
* Coating Exterior: zinc 130g/m2 and bitumen coating 70 microns/Epoxy Coating 250um.
* Cement Lining Interior: Portland Cement/ High Alumina Cement/ Sulphate Resisting Cement/Epoxy Coating 250um.

Ductile Iron Valves

* Material : Ductile Cast Iron
* Size Range : DN 40mm to DN 2000mm
* Manufacture Standard: ISO 5752/BS/DIN/AWWA
* Coating Exterior: Epoxy Coating
We produce folloing construction machines:
Tower crane,concrete machines,rebar cutter,rebar bender,rebar tier,tie wire for rebar tier.

We produce many kinds of construction material as following:
reinforced steel bar ,etc.

We sincerely wish to cooperate with you based on mutual benefit and establish long term partner relations.If you are interested in any of our products, please feel free to contact us for more details.